Silence Therapeutics plc
SLN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001479615
No open-market purchases or sales by Silence Therapeutics plc insiders were filed in the last 90 days; 72 institutions reported holding it in 13F filings for Q2 2026, worth $236.2M in total; no superinvestor holds it.
Other share classesSLNCF
13F holders, Q2 2025
Institutional positions in Silence Therapeutics plc as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 55
- −4 vs. Q1 2025
- Shares held
- 19.8M
- −2.16M (−9.8%) vs. Q1 2025
- Total value
- $108.0M
- +$47.4M (+78.2%) vs. Q1 2025
- New holders
- 9
- 12 more added
- Sold out
- 13
- 19 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SLN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 72 | $236.2M |
| Q1 2026 | 56 | $102.1M |
| Q4 2025 | 58 | $106.1M |
| Q3 2025 | 54 | $96.4M |
| Q2 2025 | 55 | $108.0M |
| Q1 2025 | 59 | $60.6M |
| Q4 2024 | 65 | $168.2M |
| Q3 2024 | 69 | $493.1M |
| Q2 2024 | 71 | $502.1M |
| Q1 2024 | 64 | $588.0M |
| Q4 2023 | 34 | $343.9M |
| Q3 2023 | 28 | $187.6M |
| Q2 2023 | 29 | $101.8M |
| Q1 2023 | 29 | $110.2M |
| Q4 2022 | 27 | $275.7M |
| Q3 2022 | 29 | $183.4M |
| Q2 2022 | 25 | $116.4M |
| Q1 2022 | 26 | $218.3M |
| Q4 2021 | 22 | $246.6M |
| Q3 2021 | 7 | $39.4M |
| Q2 2021 | 6 | $56.4M |
| Q1 2021 | 6 | $55.9M |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Silence Therapeutics plc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EverSource Wealth Advisors, LLC | 10 | $58 | 0.00% | +10 | New |
| Principal Securities, Inc. | 17 | $99 | 0.00% | +17 | New |
| SBI Securities Co., Ltd. | 28 | $162 | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 100 | $580 | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 667 | $3.00K | 0.00% | +416+165.7% | Added |
| BNP Paribas Arbitrage, SA | 700 | $4.06K | 0.00% | −4,088−85.4% | Reduced |
| GF Fund Management Co. Ltd. | 1,165 | $6.76K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 1,300 | $7.54K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 1,817 | $10.5K | 0.00% | +244+15.5% | Added |
| Royal Bank of Canada | 2,462 | $14.0K | 0.00% | −1,801−42.2% | Reduced |
| Tower Research Capital LLC (TRC) | 2,428 | $14.1K | 0.00% | +61+2.6% | Added |
| Jones Financial Companies LLLP | 2,500 | $14.5K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 3,474 | $20.1K | 0.00% | −57,597−94.3% | Reduced |
| Bank of America Corp | 5,095 | $29.6K | 0.00% | −59,791−92.1% | Reduced |
| Rhumbline Advisers | 6,196 | $35.9K | 0.00% | +4,321+230.5% | Added |
| Barclays PLC | 7,035 | $40.8K | 0.00% | +181+2.6% | Added |
| JPMorgan Chase & Co | 7,283 | $42.2K | 0.00% | −28,131−79.4% | Reduced |
| GAMMA Investing LLC | 8,333 | $48.3K | 0.00% | +4,773+134.1% | Added |
| China Universal Asset Management Co., Ltd. | 9,446 | $54.8K | 0.01% | +14+0.1% | Added |
| Cambridge Investment Research Advisors, Inc. | 10,194 | $59.0K | 0.00% | +10,194 | New |
| Beacon Pointe Advisors, LLC | 11,615 | $67.4K | 0.00% | +11,615 | New |
| Virtus Investment Advisers, Inc. | 16,837 | $97.7K | 0.03% | −8,035−32.3% | Reduced |
| Rathbone Brothers plc | 18,421 | $106.8K | 0.00% | 00.0% | Unchanged |
| ADAR1 Capital Management, LLC | 18,643 | $108.1K | 0.02% | 00.0% | Unchanged |
| Massar Capital Management, LP | 19,863 | $115.2K | 0.09% | +19,863 | New |
| Wexford Capital LP | 27,149 | $157.5K | 0.04% | +27,149 | New |
| Susquehanna International Group, LLP | 27,797 | $161.2K | 0.00% | +27,797 | New |
| Geode Capital Management, LLC | 29,538 | $171.3K | 0.00% | +121+0.4% | Added |
| Saturn V Capital Management LLC | 34,737 | $201.5K | 0.08% | −697,726−95.3% | Reduced |
| Jane Street Group, LLC | 37,813 | $219.3K | 0.00% | +37,813 | New |
| Two Sigma Advisers, LP | 39,600 | $229.7K | 0.00% | −9,600−19.5% | Reduced |
| Two Sigma Investments, LP | 59,312 | $344.0K | 0.00% | −16,696−22.0% | Reduced |
| Woodline Partners LP | 62,459 | $362.3K | 0.00% | −72,033−53.6% | Reduced |
| Advisor Group Holdings, Inc. | 69,381 | $402.3K | 0.00% | −2,116−3.0% | Reduced |
| Bank of Montreal | 145,812 | $845.7K | 0.00% | −12,781−8.1% | Reduced |
| BlackRock, Inc. | 168,235 | $975.8K | 0.00% | −12,200−6.8% | Reduced |
| Marshall Wace, LLP | 175,862 | $1.02M | 0.00% | −52,556−23.0% | Reduced |
| HSBC Holdings PLC | 172,834 | $1.02M | 0.00% | 00.0% | Unchanged |
| M28 Capital Management LP | 185,100 | $1.07M | 1.83% | 00.0% | Unchanged |
| Millennium Management LLC | 198,647 | $1.15M | 0.00% | −198,215−49.9% | Reduced |
| UBS Group AG | 228,509 | $1.33M | 0.00% | −91,005−28.5% | Reduced |
| Ikarian Capital, LLC | 873,568 | $1.40M | 0.46% | +873,568 | New |
| Boothbay Fund Management, LLC | 252,421 | $1.46M | 0.05% | +2,409+1.0% | Added |
| SG Americas Securities, LLC | 308,331 | $1.79M | 0.01% | +420.0% | Added |
| 5AM Venture Management, LLC | 476,200 | $2.76M | 1.06% | 00.0% | Unchanged |
| Cantor Fitzgerald, L. P. | 789,039 | $4.58M | 0.11% | +15,194+2.0% | Added |
| Nextech Invest, Ltd. | 952,400 | $5.52M | 1.05% | 00.0% | Unchanged |
| Frazier Life Sciences Management, L.P. | 970,130 | $5.63M | 0.23% | −178,461−15.5% | Reduced |
| Nantahala Capital Management, LLC | 1,042,427 | $6.05M | 0.43% | 00.0% | Unchanged |
| Vivo Capital, LLC | 1,105,454 | $6.41M | 0.66% | 00.0% | Unchanged |
| Morgan Stanley | 1,211,758 | $7.03M | 0.00% | −788,347−39.4% | Reduced |
| Lombard Odier Asset Management (USA) Corp | 1,849,734 | $7.81M | 1.96% | 00.0% | Unchanged |
| Redmile Group, LLC | 2,164,777 | $12.6M | 1.34% | −50,170−2.3% | Reduced |
| Siren, L.L.C. | 2,911,438 | $16.9M | 0.87% | +121,605+4.4% | Added |
| TCG Crossover Management, LLC | 3,033,560 | $17.6M | 2.01% | 00.0% | Unchanged |
| Parkman Healthcare Partners LLC | 0 | $0 | 0.00% | −401,746−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −149,996−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −136,150−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −62,639−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −62,441−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −47,728−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −26,351−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −24,375−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −18,913−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −16,032−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −12,153−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −7,364−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |